syntax = "proto3";

package arbiter;

import "auth.proto";

message ClientMessage {
    oneof payload {
        arbiter.auth.AuthChallengeRequest auth_challenge_request = 1;
        arbiter.auth.AuthChallengeSolution auth_challenge_solution = 2;
    }
}

message ServerMessage {
    oneof payload {
        arbiter.auth.AuthChallenge auth_challenge = 1;
        arbiter.auth.AuthResponse auth_response = 2;
    }
}

service Server {
    rpc Communicate(stream ClientMessage) returns (stream ServerMessage);
}